======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '439'
                                          'artist'  'Mick Jagger'
                                     'text_people'  ''
                                         'release'  "Let's Work (Maxi)"
                                           'title'  "Let's Work (Dance Mix)"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['male vocalists', 'british', 'rock', 'singer songwriter', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '117.671'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     "Let's Work (Maxi)"
'TBPM' (BPM (beats per minute))                     '117.671'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1987'
'TIT2' (Title/songname/content description)         "Let's Work (Dance Mix)"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mick Jagger'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['male vocalists', 'british', 'rock', 'singer songwriter', 'classic rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.600502'

========================== row from database ==========================
                                              'id'  1329867
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/cifsdbcb.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  439
                                           'genre'  rock-cppex
                                        'filesize'  10570939
                                           'mtime'  1676053002
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] cifsdbcb rock cppex
                                      'tag_artist'  Mick Jagger
                                     'tag_release'  Let's Work (Maxi)
                                       'tag_title'  Let's Work (Dance Mix)
                                             'bpm'  117.671
                                    'search_title'  'dance':5,6 'let':1 'lets':3 'mix':7,8 's':2 'work':4
                                   'search_artist'  'jagger':2 'mick':1
                                  'search_release'  'let':1 'lets':3 'maxi':5,6 's':2 'work':4
                                     'search_rest'  '00poprockelectronic':1 'cifsdbcb':7 'cppex':9 'files':5,6 'loose':3,4 'rock':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':17 'cifsdbcb':23 'cppex':25 'dance':5A,6A 'files':21,22 'jagger':10B 'let':1A,11C 'lets':3A,13C 'loose':19,20 'maxi':15C,16C 'mick':9B 'mix':7A,8A 'rock':24 's':2A,12C 'unsorted':18 'work':4A,14C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['male vocalists', 'british', 'rock', 'singer songwriter', 'classic rock']
                                        'tag_date'  1987
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676053002.099215  (2023-02-10 19:16:42)
                             'size'  10570939